package cn.edkuir.product.exception;

import cn.edkuir.common.exception.BizCodeEnum;
import cn.edkuir.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

//集中处理所有异常
@RestControllerAdvice(basePackages = "cn.edkuir.product.controller")
@Slf4j
public class MallExceptionControllerAdvice {

    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e) {
        log.error("数据校验出现问题:{}, 异常类型:{}", e.getMessage(), e.getClass());
        BindingResult result = e.getBindingResult();

        Map<String, String> errorMap = new HashMap<>();
        //获取校验结果
        result.getFieldErrors().forEach((item) -> {
            //获取错误提示
            String message = item.getDefaultMessage();
            //获取错误的属性名
            String name = item.getField();
            errorMap.put(name, message);
        });

        return R.error(BizCodeEnum.VALID_EXCEPTION.getCode(), BizCodeEnum.VALID_EXCEPTION.getMessage()).put("data", errorMap);
    }


    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable t) {
        log.error("错误:", t);
        return R.error(BizCodeEnum.UNKNOWN_EXCEPTION.getCode(), BizCodeEnum.UNKNOWN_EXCEPTION.getMessage());
    }

}
